Re-land "Format all multitests"

tests/isolate/spawn_uri_multi_test.dart

Index: tests/isolate/spawn_uri_multi_test.dart
diff --git a/tests/isolate/spawn_uri_multi_test.dart b/tests/isolate/spawn_uri_multi_test.dart
index 4610d2aaa684f2d0e01f832da2b349ceca23ae09..efd711c2c3d56ea356c57596480a7124837b52c8 100644
--- a/tests/isolate/spawn_uri_multi_test.dart
+++ b/tests/isolate/spawn_uri_multi_test.dart
@@ -7,6 +7,7 @@
 // other isolate's code.
 // OtherScripts=spawn_uri_child_isolate.dart
 library spawn_tests;
+
 import 'dart:isolate';
 import 'package:unittest/unittest.dart';
 
@@ -24,7 +25,7 @@ main() {
       expect(msg, equals(expectedMessage));
     }));
 
-    Isolate.spawnUri(Uri.parse('spawn_uri_child_isolate.dart'),
-                     ['hi'], port.sendPort);
+    Isolate.spawnUri(
+        Uri.parse('spawn_uri_child_isolate.dart'), ['hi'], port.sendPort);
   });
 }